Are you interested in learning XHTML? Are you a web developer who wants to create a website using XHTML? If yes, then you are in the right place. Therefore, this XHTML tutorial will guide you through everything you need to know about the XHTML tutorial, from the basics to the advanced topics.
What is XHTML?
XHTML stands for Extensible HyperText Markup Language. It is a markup language that is used to create web pages. XHTML is a reformulation of HTML 4.01, and it is a stricter and cleaner version of HTML. Meanwhile, extensible HyperText Markup Language is an XML application, which means it follows the rules of XML. Above all, XHTML is designed to work well with other XML-based technologies like XSLT, XML Schema, and XPath.
The Advantages of Using XHTML
- XHTML is a stricter and cleaner version of HTML, which means it is easier to maintain and read.
- XHTML is an XML application, which means it can be parsed by XML parsers.
- XHTML works well with other XML-based technologies like XSLT, XML Schema, and XPath.
- XHTML is more accessible and device-independent than HTML.
Basic Structure of an XHTML Document
An XHTML document has a basic structure, which includes the following elements:
<!DOCTYPE> Declaration
The <!DOCTYPE> declaration tells the browser which version of XHTML the document is written in. It is mandatory for all XHTML documents.
<html> Element
The <html> element is the root element of an XHTML document. Similarly, it contains two child elements: <head> and <body>.
<head> Element
The <head> element contains meta-information about the document, such as the title, keywords, and description.
<title> Element
The <title> element is used to define the title of the document, which is displayed in the title bar of the browser.
<body> Element
The <body> element contains the visible content of the document, such as text, images, and links.
XHTML Tags and Attributes
XHTML tags and attributes are used to define the structure and presentation of an XHTML document.
Tags
XHTML tags are used to define the structure of an XHTML document. That is to say, some of the most common XHTML tags include <p>, <a>, <img>, <ul>, <ol>, and <li>.
Attributes
However, XHTML attributes are used to define the presentation of an XHTML document. Likewise, some of the most common XHTML attributes include id, class, style, and title.
XHTML Syntax
XHTML syntax is similar to HTML syntax, but it is stricter and cleaner.
Rules of XHTML Syntax
- All XHTML tags must be properly nested.
- All XHTML tags must be closed.
- All XHTML tags must be lowercase.
- All XHTML attributes must be quoted.
- All XHTML documents must have a root element.
How to Create an XHTML Document
Creating an XHTML document is easy. For example, here are the steps:
- Open a text editor, such as Notepad.
- Type in the XHTML code.
- Save the file with a .xhtml extension.
- Open the file in a web browser to view the XHTML document.
Advanced Topics in XHTML
Once you have learned the basics of XHTML, you can move on to more advanced topics. Moreover, some of the advanced topics in XHTML include:
Forms
XHTML forms are used to collect data from the user. XHTML forms can include text boxes, radio buttons, checkboxes, and drop-down lists.
Tables
XHTML tables are used to display data in a structured format. For instance, XHTML tables can include rows, columns, and headers.
Frames
Above all, XHTML frames are used to divide a web page into several sections, each with its own content. XHTML frames can be used to create a more complex layout for a web page.
Multimedia
XHTML supports multimedia elements like audio and video. Above all, you can embed audio and video files in an XHTML document using the <audio> and <video> elements.
XHTML Stylesheets
XHTML stylesheets are used to define the presentation of an XHTML document. Stylesheets can be used to change the color, font, and layout of an XHTML document.
Conclusion
XHTML is a stricter and cleaner version of HTML that is designed to work well with other XML-based technologies. In addition, learning XHTML tutorial can help you create better and more accessible web pages. By following the rules of XHTML syntax, you can create well-structured and easily maintainable web pages.
FAQs
- What is the difference between HTML and XHTML?
HTML is a markup language that is used to create web pages, while XHTML is a stricter and cleaner version of HTML that follows the rules of XML.
- Is XHTML still relevant in web development?
Yes, XHTML is still relevant in web development, especially for creating accessible and device-independent web pages.
- What are the advantages of using XHTML?
Likewise, the advantages of using XHTML include cleaner and stricter syntax, better accessibility, and easier integration with other XML-based technologies.
- Can I use CSS with XHTML?
Yes, you can use CSS with XHTML to define the presentation of an XHTML document.
- Where can I learn more about XHTML?
In conclusion, there are many resources available online to learn more about XHTML, most importantly, including tutorials, books, and online courses.
